precision mediump float;
//precision highp int; // highp 이여야 안죽음..?

uniform sampler2D u_texture;
varying vec2 v_texCoord;

uniform mat4 u_matrix;

void main()
{
    vec4 matUV = u_matrix * vec4(v_texCoord, 1.0, 1.0);
    gl_FragColor = texture2D(u_texture, matUV.xy);
  //  gl_FragColor = vec4(1.0,0.0,0.0,1.0);
}



